git.sesse.net Git - kdenlive/blob - src/transitionsettings.cpp

   1 /***************************************************************************
   2                           effecstackedit.h  -  description
   3                              -------------------
   4     begin                : Mar 15 2008
   5     copyright            : (C) 2008 by Marco Gittler
   6     email                : g.marco@freenet.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18
  19
  20 #include "transitionsettings.h"
  21 #include "transition.h"
  22 #include "effectslist.h"
  23 #include "effectstackedit.h"
  24 #include "kdenlivesettings.h"
  25 #include "mainwindow.h"
  26
  27 #include <KDebug>
  28
  29 TransitionSettings::TransitionSettings(QWidget* parent): QWidget(parent), m_tracksCount(0), m_usedTransition(NULL) {
  30     ui.setupUi(this);
  31     effectEdit = new EffectStackEdit(ui.frame);
  32     connect(effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  33     setEnabled(false);
  34     ui.transitionList->addItems(MainWindow::transitions.effectNames());
  35     for (int i = 0; i < ui.transitionList->count(); i++) {
  36         ui.transitionList->setItemData(i, MainWindow::transitions.getInfoFromIndex(i), Qt::ToolTipRole);
  37     }
  38     //kDebug() << MainWindow::transitions.effectNames().size();
  39     //ui.listWidget->setCurrentRow(0);
  40     connect(ui.transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  41     connect(ui.transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  42
  43     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  44     connect(effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
  45 }
  46
  47 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const uint tracksCount) {
  48     m_tracksCount = tracksCount;
  49     effectEdit->updateProjectFormat(profile, t);
  50     QStringList tracksList;
  51     tracksList << i18n("Auto");
  52     for (uint i = 0; i < tracksCount; i++) {
  53         tracksList << QString::number(i);
  54     }
  55     tracksList << i18n("Black");
  56     ui.transitionTrack->blockSignals(true);
  57     ui.transitionTrack->clear();
  58     ui.transitionTrack->addItems(tracksList);
  59     ui.transitionTrack->blockSignals(false);
  60 }
  61
  62
  63 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent) {
  64     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
  65     if (reinit) {
  66         // Reset the transition parameters to the default one
  67         QDomElement newTransition = MainWindow::transitions.getEffectByName(ui.transitionList->currentText()).cloneNode().toElement();
  68         slotUpdateEffectParams(e, newTransition);
  69         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  70     } else if (!updateCurrent) {
  71         // Transition changed, update parameters dialog
  72         //slotUpdateEffectParams(e, e);
  73         effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  74     } else {
  75         // Same transition, we just want to update the parameters value
  76         slotUpdateEffectParams(e, e);
  77         if (m_usedTransition->hasGeometry()) emit transferParamDesc(m_usedTransition->toXML(), m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  78     }
  79 }
  80
  81 void TransitionSettings::slotTransitionTrackChanged() {
  82     if (m_usedTransition == NULL) return;
  83     int ix = 0;
  84     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
  85     if (ui.transitionTrack->currentIndex() > 0) {
  86         ix = ui.transitionTrack->count() - ui.transitionTrack->currentIndex() - 1;
  87         m_usedTransition->setForcedTrack(true, ix);
  88         effectEdit->updateParameter("force_track", "1");
  89         emit transitionUpdated(m_usedTransition, oldxml);
  90     } else {
  91         m_usedTransition->setForcedTrack(false, ix);
  92         effectEdit->updateParameter("force_track", "0");
  93         emit transitionUpdated(m_usedTransition, oldxml);
  94     }
  95     effectEdit->updateParameter("transition_btrack", QString::number(ix));
  96 }
  97
  98 void TransitionSettings::slotTransitionItemSelected(Transition* t, bool update) {
  99     setEnabled(t != NULL);
 100     if (t == m_usedTransition) {
 101         if (t == NULL) return;
 102         if (update) {
 103             ui.transitionTrack->blockSignals(true);
 104             if (t->forcedTrack()) ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 105             else ui.transitionTrack->setCurrentIndex(0);
 106             ui.transitionTrack->blockSignals(false);
 107         }
 108         if (update || t->duration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 109             m_transitionDuration = t->duration();
 110             m_transitionStart = t->startPos();
 111             slotTransitionChanged(false, true);
 112         }
 113         return;
 114     } else if (update) return;
 115     if (t) {
 116         m_transitionDuration = t->duration();
 117         m_transitionStart = t->startPos();
 118         ui.transitionTrack->blockSignals(true);
 119         if (!t->forcedTrack()) ui.transitionTrack->setCurrentIndex(0);
 120         else ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 121         ui.transitionTrack->blockSignals(false);
 122         int ix = ui.transitionList->findText(t->transitionName(), Qt::MatchExactly);
 123         m_usedTransition = t;
 124         if (ix != -1) {
 125             ui.transitionList->blockSignals(true);
 126             ui.transitionList->setCurrentIndex(ix);
 127             slotTransitionChanged(false, false);
 128             ui.transitionList->blockSignals(false);
 129         }
 130     }
 131
 132 }
 133
 134 void TransitionSettings::slotUpdateEffectParams(const QDomElement &oldparam, const QDomElement &param) {
 135     if (m_usedTransition) {
 136         m_usedTransition->setTransitionParameters(param);
 137         m_usedTransition->update();
 138     }
 139     //oldparam must be also first given to Transition and then return the toXML()
 140     if (oldparam != param) {
 141         emit transitionUpdated(m_usedTransition, oldparam);
 142     }
 143 }
 144
 145 void TransitionSettings::raiseWindow(QWidget* dock) {
 146     if (dock && m_usedTransition)
 147         dock->raise();
 148
 149 }
 150